\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Dependency sorting}
\begin{tabular}{l*{3}{D{.}{.}{-3}}}
\hline\hline
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}\\
                    &\multicolumn{1}{c}{Switched Dependency}&\multicolumn{1}{c}{High to Low}&\multicolumn{1}{c}{Low to High}\\
\hline
Age in Years        &     -0.0041\sym{**} &     -0.0032\sym{*}  &     -0.0009         \\
                    &    (0.0019)         &    (0.0018)         &    (0.0011)         \\
[1em]
Years worked at the factory&      0.0046         &      0.0061         &     -0.0015         \\
                    &    (0.0050)         &    (0.0043)         &    (0.0028)         \\
[1em]
Till which grade did you study in school?&     -0.0022         &      0.0008         &     -0.0030         \\
                    &    (0.0045)         &    (0.0038)         &    (0.0019)         \\
[1em]
Hinduism            &      0.0000         &      0.0000         &      0.0000         \\
                    &         (.)         &         (.)         &         (.)         \\
[1em]
Islam               &      0.0109         &      0.0170         &     -0.0061         \\
                    &    (0.0379)         &    (0.0253)         &    (0.0286)         \\
[1em]
Constant            &      0.2870\sym{***}&      0.1759\sym{***}&      0.1110\sym{***}\\
                    &    (0.0715)         &    (0.0637)         &    (0.0394)         \\
\hline
Observations        &         583         &         583         &         583         \\
\hline\hline
\multicolumn{4}{l}{\footnotesize Standard errors in parentheses}\\
\multicolumn{4}{l}{\footnotesize \sym{*} \(p<0.10\), \sym{**} \(p<0.05\), \sym{***} \(p<0.01\)}\\
\end{tabular}
\end{table}
